import { ElMessage, ElMessageBox } from 'element-plus'

/**
 * 通用js方法封装处理
 * Copyright (c) 2019 ruoyi
 */

// 日期格式化
export function parseTime(time, pattern) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
  let date

  if (typeof time === 'object') {
    date = time
  } else {
    // 处理 ISO 8601 格式 (2025-07-17T10:20:05)
    if (typeof time === 'string' && /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}$/.test(time)) {
      time = time.replace('T', ' ')
    }
    // 处理带毫秒的 ISO 格式 (2025-07-17T10:20:05.000)
    else if (typeof time === 'string' && /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}$/.test(time)) {
      time = time.replace('T', ' ').replace(/\.\d{3}/, '')
    }
    // 处理数字时间戳
    else if (typeof time === 'string' && /^[0-9]+$/.test(time)) {
      time = parseInt(time)
    }
    // 通用格式处理
    else if (typeof time === 'string') {
      time = time.replace(/-/g, '/').replace('T', ' ').replace(/\.\d{3}/, '')
    }

    // 处理秒级时间戳
    if (typeof time === 'number' && time.toString().length === 10) {
      time *= 1000
    }

    date = new Date(time)
  }

  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }

  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value]
    }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })

  return time_str
}

// 表单重置
export function resetForm(refName) {
  if (this.$refs[refName]) {
    this.$refs[refName].resetFields();
  }
}

// 添加日期范围
export function addDateRange(params, dateRange, propName) {
  let search = params;
  search.params = typeof (search.params) === 'object' && search.params !== null && !Array.isArray(search.params) ? search.params : {};
  dateRange = Array.isArray(dateRange) ? dateRange : [];
  if (typeof (propName) === 'undefined') {
    search.beginTime = dateRange[0];
    search.endTime = dateRange[1];
  } else {
    search["begin"+propName] = dateRange[0];
    search["end"+propName] = dateRange[1];
  }
  return search;
}

// 回显数据字典
export function selectDictLabel(datas, value) {
  if (value === undefined) {
    return "";
  }
  var actions = [];
  Object.keys(datas).some((key) => {
    if (datas[key].value == ('' + value)) {
      actions.push(datas[key].label);
      return true;
    }
  })
  if (actions.length === 0) {
    actions.push(value);
  }
  return actions.join('');
}

// 回显数据字典（字符串数组）
export function selectDictLabels(datas, value, separator) {
  if (value === undefined || value.length ===0) {
    return "";
  }
  if (Array.isArray(value)) {
    value = value.join(",");
  }
  var actions = [];
  var currentSeparator = undefined === separator ? "," : separator;
  var temp = value.split(currentSeparator);
  Object.keys(value.split(currentSeparator)).some((val) => {
    var match = false;
    Object.keys(datas).some((key) => {
      if (datas[key].value == ('' + temp[val])) {
        actions.push(datas[key].label + currentSeparator);
        match = true;
      }
    })
    if (!match) {
      actions.push(temp[val] + currentSeparator);
    }
  })
  return actions.join('').substring(0, actions.join('').length - 1);
}

// 字符串格式化(%s )
export function sprintf(str) {
  var args = arguments, flag = true, i = 1;
  str = str.replace(/%s/g, function () {
    var arg = args[i++];
    if (typeof arg === 'undefined') {
      flag = false;
      return '';
    }
    return arg;
  });
  return flag ? str : '';
}

// 转换字符串，undefined,null等转化为""
export function parseStrEmpty(str) {
  if (!str || str == "undefined" || str == "null" || str==null) {
    return "";
  }
  return str;
}

export function isStrEmpty(str) {
  return parseStrEmpty(str)==''
}

// 数据合并
export function mergeRecursive(source, target) {
  for (var p in target) {
    try {
      if (target[p].constructor == Object) {
        source[p] = mergeRecursive(source[p], target[p]);
      } else {
        source[p] = target[p];
      }
    } catch (e) {
      source[p] = target[p];
    }
  }
  return source;
};

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 */
export function handleTree(data, id, parentId, children) {
  let config = {
    id: id || 'id',
    parentId: parentId || 'parentId',
    childrenList: children || 'children'
  };

  var childrenListMap = {};
  var nodeIds = {};
  var tree = [];

  for (let d of data) {
    let parentId = d[config.parentId];
    if (childrenListMap[parentId] == null) {
      childrenListMap[parentId] = [];
    }
    nodeIds[d[config.id]] = d;
    childrenListMap[parentId].push(d);
  }

  for (let d of data) {
    let parentId = d[config.parentId];
    if (nodeIds[parentId] == null) {
      tree.push(d);
    }
  }

  for (let t of tree) {
    adaptToChildrenList(t);
  }

  function adaptToChildrenList(o) {
    if (childrenListMap[o[config.id]] !== null) {
      o[config.childrenList] = childrenListMap[o[config.id]];
    }
    if (o[config.childrenList]) {
      for (let c of o[config.childrenList]) {
        adaptToChildrenList(c);
      }
    }
  }
  return tree;
}

/**
* 参数处理
* @param {*} params  参数
*/
export function tansParams(params) {
  let result = ''
  for (const propName of Object.keys(params)) {
    const value = params[propName];
    var part = encodeURIComponent(propName) + "=";
    if (value !== null && value !== "" && typeof (value) !== "undefined") {
      if (typeof value === 'object') {
        for (const key of Object.keys(value)) {
          if (value[key] !== null && value[key] !== "" && typeof (value[key]) !== 'undefined') {
            let params = propName + '[' + key + ']';
            var subPart = encodeURIComponent(params) + "=";
            result += subPart + encodeURIComponent(value[key]) + "&";
          }
        }
      } else {
        result += part + encodeURIComponent(value) + "&";
      }
    }
  }
  return result
}


// 返回项目路径
export function getNormalPath(p) {
  if (p.length === 0 || !p || p == 'undefined') {
    return p
  };
  let res = p.replace('//', '/')
  if (res[res.length - 1] === '/') {
    return res.slice(0, res.length - 1)
  }
  return res;
}

// 验证是否为blob格式
export function blobValidate(data) {
  return data.type !== 'application/json'
}

// 解析json
export const parsedJson = (jsonStr) => {
  try {
    return jsonStr ? JSON.parse(jsonStr) : {}
  } catch (error) {
    return {}
  }
}

// utf8转base64
export function encodeBase64(str) {
  const encoder = new TextEncoder();
  const bytes = encoder.encode(str);
  const binaryStr = String.fromCodePoint(...bytes); // 转换为二进制字符串
  return btoa(binaryStr);
}

// base64转utf8
export function decodeBase64(base64) {
  const binaryStr = atob(base64);
  const bytes = Uint8Array.from(binaryStr, c => c.codePointAt(0));
  const decoder = new TextDecoder();
  return decoder.decode(bytes);
}

/**
 * 显示带下拉选择的确认对话框
 * @param {Object} options - 配置选项
 * @param {string} options.title - 对话框标题
 * @param {string} options.message - 提示消息
 * @param {Array} options.options - 下拉选项列表 [{label: '显示文本', value: '实际值'}]
 * @param {string} [options.defaultValue] - 默认选中的值
 * @param {string} [options.placeholder] - 下拉框占位文本
 * @returns {Promise<Object>} - 包含用户选择的Promise
 */
export function selectConfirm(options) {
  return new Promise((resolve, reject) => {
    // 创建选择框的 HTML 内容
    const selectHtml = `
      <div>
        <p>${options.message}</p>
        <select 
          id="select-confirm" 
          style="width: 100%; padding: 8px; border: 1px solid #dcdfe6; border-radius: 4px; margin-top: 10px;"
        >
          ${options.options.map(option => `
            <option value="${option.value}">${option.label}</option>
          `).join('')}
        </select>
      </div>
    `;

    // 使用 ElMessageBox 显示自定义内容
    ElMessageBox({
      title: options.title,
      message: selectHtml,
      dangerouslyUseHTMLString: true,
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      beforeClose: (action, instance, done) => {
        if (action === 'confirm') {
          // 获取选择框的值
          const selectElement = document.getElementById('select-confirm');
          const selectedValue = selectElement.value;

          if (!selectedValue && options.required) {
            ElMessage.error(options.requiredMessage || '请选择一个选项');
            done(false); // 阻止关闭
          } else {
            resolve(selectedValue);
            done();
          }
        } else {
          reject(new Error('cancel'));
          done();
        }
      }
    }).catch(() => {
      // 捕获取消操作，保持与原方法一致的行为
    });
  });
}
export async function copyToClipboard(text){
  try {
    await navigator.clipboard.writeText(text);
    ElMessage.success('复制成功！');
  } catch (error) {
    ElMessage.error('复制失败，请手动复制。');
    console.error('复制失败:', error);
  }
};

// 加载并合并本地存储的列配置（合并了 loadColumnsFromStorage 和 mergeSavedVisibility）
export const loadAndMergeColumns = (storeKey,columns) => {
  try {
    const savedColumns = localStorage.getItem(storeKey);
    if (!savedColumns) return [...originalColumns];

    const parsedColumns = JSON.parse(savedColumns);
    const savedMap = new Map(parsedColumns.map(item => [item.label, item]));

    return columns.map(column => {
      const savedColumn = savedMap.get(column.label);
      return savedColumn
          ? { ...column, visible: savedColumn.visible }
          : { ...column };
    });
  } catch (error) {
    console.error('Failed to load or parse columns from localStorage:', error);
    return [...columns];
  }
};

